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Round|Lab Grown|IGI

1.60ct K SI2 Round Lab Grown Diamond

EX • K/SI2 • IGI LG447001698

Shape and cutting style on the report: Round brilliant

Certificate IGI LG447001698

Diamond specifications and retailer prices

From $2,731 AUD
As of November 5, 2026
Save $3,207 AUD (54%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $9,024 AUD at MOH London · As of November 5, 2026
View at MOH London

About this 1.6ct lab-grown round diamond

This 1.6ct lab-grown round sits in the one-and-a-half to two carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447001698 or 447001698. Listed at 8 retailers as of November 5, 2026, with a 117% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.60
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447001698
Dimensions7.61 × 7.63 × 4.51 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
7.61 mm7.63 mm1.60 ctK / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447001698
Side View
Table 59.0%Crown 32.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $9,024 AUD|Low: $2,621 AUD|High: $9,169 AUD|Avg: $4,813 AUD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 3$2,731 AUD
Retailer 6$2,971 AUD
Retailer 4$3,168 AUD
Retailer 8$3,168 AUD
Retailer 9$4,054 AUD
Retailer 5$4,964 AUD
Retailer 2$5,203 AUD
Retailer 7$5,938 AUD
Retailer 10$7,088 AUD
MOH London$9,024 AUD

14 data points across 10 retailers

8 retailers$2,731 AUD to $5,938 AUD

B+
Cheapest Retailer
-
$2,731 AUD
B
Retailer 2
-
$2,971 AUD
View
B
Retailer 3
-
$3,168 AUD
View
Retailer 4
-
$3,168 AUD
View
Price last confirmed 26 days ago
B
Retailer 5
-
$4,964 AUD
View
B
Retailer 6
-
$5,203 AUD
View
C
Retailer 7
-
$5,938 AUD
View
Most Expensive
MOH London
LG447001698 · Nov 5
$9,024 AUD
£4,974 GBP
View
Price under review
7 more retailers have this diamond
Prices start from $2,731 AUDSave up to $3,207 AUD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.60ct Round
$2,731 AUD